Home / 1,471,198.32-2,030,255.52-826,618.08

Finding the Fourth Proportional to 1,471,198.32, 2,030,255.52 and 826,618.08

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Solution

The fourth proportional to 1,471,198.32, 2,030,255.52 and 826,618.08 is: 1,140,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,198.32 : 2,030,255.52 = 826,618.08 : x
  2. Step 2: Convert to fraction form
    1,471,198.32/2,030,255.52 = 826,618.08/x
  3. Step 3: Cross multiply
    1,471,198.32x = 2,030,255.52 × 826,618.08
  4. Step 4: Simplify right side
    1,471,198.32x = 1,678,245,919,851.80
  5. Step 5: Solve for x
    x = 1,678,245,919,851.80/1,471,198.32
  6. Step 6: Final answer
    x = 1,140,733.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.